... to satisfy your different lifting requirements. We produce link chains by automatic bending, trimming and welding machines, and ... 20Mn2, 25Mnv, Q235 (alloy steel chains, mild steel chains, welded lashing chains, transport chains, lifting chains, load chains)4) Standard: National Standard (GB/ ... .init( { 'aImgSrc': aBigImageSrc } ); } )(); Grade 80 Alloy Steel Chains With Zinc Plated/Black Oxide